<div class="paging">
  <span>共<i>{{num_sum}}</i>条记录，共<i>{{page_sum}}</i>页，当前第<i>{{Pointer_index}}</i>页</span>
  <div class="pages">
    <a class="pagination" (click)="one_page()"> 首页 </a>
    <a class="pagination" (click)="pre(click_box)">上一页</a>
    <em class="click_box">
      <a *ngFor="let item of click_box;let i =index" (click)="click_boxs(i)">{{dot_num+i}}</a>
    </em>
    <a class="pagination" (click)="next(click_box)">下一页</a>
    <a class="pagination" (click)="last_page()"> 尾页 </a>
    <div class="jumpto">
      <span>跳转至</span>
      <input type="text" [(ngModel)]="jumptoVale">
      <span>页</span>
      <button (click)="jumpto()">确定</button>
    </div>
    <select [(ngModel)]="listdata" (change)="index(dataSum)">
      <option value="5">5条/页</option>
      <option value="10">10条/页</option>
      <option value="15">15条/页</option>
      <option value="20">20条/页</option>
    </select>
  </div>
</div>

child:{{dataSum}}
